# Hills Gym vs Nitro Athletic Complex

The clearest difference is rating: Hills Gym at 5.0 against Nitro Athletic Complex's 4.6. Nitro Athletic Complex's advantage is ratings volume (26 vs 2). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Hills Gym holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Nitro Athletic Complex has 26 ratings behind it against 2, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 19, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Hills Gym | Nitro Athletic Complex |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/hills-gym/id6501987686/reviews)** | [4.6 (26 ratings)](https://appshunter.io/ios/app/nitro-athletic-complex/id6744453677/reviews) |
| Number of ratings | 2 | **26** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 67 MB | 56 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ashbourne](https://appshunter.io/developer/1130933933) | [TeamUp Sports](https://appshunter.io/developer/1449504626) |

## What reviewers say

### Hills Gym

[App page](https://appshunter.io/ios/app/hills-gym/id6501987686)

This app guides your health and fitness journey by allowing you to book classes, create custom workout programs, and track your progress. Access a recipe library, video workouts, and connect with club members and staff. It integrates with HealthKit to import data from wearables and track daily activity.

**Highlights:** Book classes online, Create custom exercise programs, Track workout progress, Monitor body measurements, Participate in fitness challenges, Access recipe and video libraries, HealthKit integration

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Nitro Athletic Complex

[App page](https://appshunter.io/ios/app/nitro-athletic-complex/id6744453677)

This app guides your health and fitness journey by allowing you to book classes online. It integrates with Apple Health to track daily steps, distance, and calories burned, and can import data from wearable devices.

**Highlights:** Online class booking, Apple Health integration, Step tracking, Distance tracking, Calorie tracking, Wearable device data import

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Hills Gym free?

Hills Gym is free to download, with no in-app purchases.

### Is Nitro Athletic Complex free?

Nitro Athletic Complex is free to download, with no in-app purchases.

### Which has better reviews, Hills Gym or Nitro Athletic Complex?

Hills Gym is rated higher. Hills Gym averages 5.0 out of 5 from 2 ratings, while Nitro Athletic Complex averages 4.6 from 26 ratings.

### Do Hills Gym or Nitro Athletic Complex have ads?

Neither Hills Gym nor Nitro Athletic Complex shows ads.

### Which is updated more often, Hills Gym or Nitro Athletic Complex?

Hills Gym ships an update every 2 months, and Nitro Athletic Complex every 2 months. Most recently, Hills Gym was updated on October 19, 2026 and Nitro Athletic Complex on October 12, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*